#include <stdio.h>

int a = 3, b = 5;

int max(int a, int b);

int main(void)
{
	int a = 8;
	
	printf("max = %d\n", max(a, b));

	return 0;
}

int max(int a, int b)
{
	int c;
	
	c = a > b ? a : b;
	
	return c;
}